.index_first {
    background: url(../images/index_bg_first.png) no-repeat 0 0;
    background-size: cover;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    -ms-background-size: cover;
    min-height: 850px;
}
.first{
    padding-top: 18%;
    left: 1.5%;
}
.first-item{
     background: rgba(25, 255, 64, 0.4);
 }
.first-item p{
    color: #ffffff;
    text-indent: 0;
    font-size: 44px;
    margin: 0 5% 5% ;
    line-height: 44px;
}

.index_box {
    padding: 2em;
    width: 100%;
    height: 500px;
    background: #E2E4E5;
    margin: 0.5%;
}
.banner-bottom-grids{
    width: 80%;
}
.banner-bottom-grd h4 {
    text-align: end;
    font-size: 50px;
    margin: 0 0 40px;
    color: #fff;
}
.banner-bottom-grd p {
    float: left;
    font-size: 40px;
    line-height: 40px;
    text-indent: 0;
    margin: 0;
    color: #2FD828;
    text-transform: capitalize;
}
.back {
    padding: 32px;
    background: #012231;
}
.back1 {
    padding: 32px;
    background: #E2E4E5;
}
p.debitis {
    color: #999;
    font-size: 28px;
    margin: 14px 0 42px;
    line-height: 28px;
}
.container-fluid h3 {
    color: #012231;
    font-size: 50px;
    text-align: center;
    margin: 0 0 1em;
}
.banner-bottom1-grid h4 {
    text-transform: capitalize;
    color: #2FD828;
    font-size: 30px;
    margin: 0 0 .5em;
    line-height: 30px;
}
.banner-bottom1-grid p {
    color: #999;
    font-size: 28px;
    margin: 28px 0 112px;
    line-height: 28px;
}
.banner-bottom1-grid img {
    max-width: 100%;
}
.customer {
    background: url(../images/xihongshi.png) 0 0 no-repeat;
    background-size: cover;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    -ms-background-size: cover;
    min-height: 500px;
}
.customer h3 {
    color: rgb(255, 255, 255);
    font-size: 30px;
    text-decoration: none;
    margin:60px 0;
    text-align: center;
}

.nbs-flexisel-item{
    background: rgba(215, 216, 194, 0.47);
}
.nbs-flexisel-item p{
    color: #68686a;
    font-size: 28px;
    margin: 28px 10px 112px;
    line-height: 28px;
}
.customer-grid{
 }
.customer-grid h4{
    color: rgb(255, 255, 255);
    font-size: 24px;
    text-decoration: none;
    margin:60px 0;
    text-align: center;
}